28965240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1397

約数の個数: 96

約数和(自身を含む): 95752800

約数和(自身を除く): 66787560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1319, 1464, 1830, 2196, 2440, 2638, 2745, 3660, 3957, 4392, 5276, 5490, 6595, 7320, 7914, 10552, 10980, 11871, 13190, 15828, 19785, 21960, 23742, 26380, 31656, 39570, 47484, 52760, 59355, 79140, 80459, 94968, 118710, 158280, 160918, 237420, 241377, 321836, 402295, 474840, 482754, 643672, 724131, 804590, 965508, 1206885, 1448262, 1609180, 1931016, 2413770, 2896524, 3218360, 3620655, 4827540, 5793048, 7241310, 9655080, 14482620, 28965240]

約数ペア:

[(1, 28965240), (2, 14482620), (3, 9655080), (4, 7241310), (5, 5793048), (6, 4827540), (8, 3620655), (9, 3218360), (10, 2896524), (12, 2413770), (15, 1931016), (18, 1609180), (20, 1448262), (24, 1206885), (30, 965508), (36, 804590), (40, 724131), (45, 643672), (60, 482754), (61, 474840), (72, 402295), (90, 321836), (120, 241377), (122, 237420), (180, 160918), (183, 158280), (244, 118710), (305, 94968), (360, 80459), (366, 79140), (488, 59355), (549, 52760), (610, 47484), (732, 39570), (915, 31656), (1098, 26380), (1220, 23742), (1319, 21960), (1464, 19785), (1830, 15828), (2196, 13190), (2440, 11871), (2638, 10980), (2745, 10552), (3660, 7914), (3957, 7320), (4392, 6595), (5276, 5490)]